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ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#301298 | #7954. Special Numbers | tarjen# | WA | 116ms | 664220kb | C++20 | 2.4kb | 2024-01-09 17:27:29 | 2024-01-09 17:27:29 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
const int mod=1e9+7;
istream& operator >> (istream& in, __int128& num) {
string s;in>>s;
num=0;
for(auto it:s)num=num*10+it-'0';
return in;
}
ostream& operator << (ostream& out, __int128 num) {
string s;
do{
s.push_back(char(num%10+'0'));
num/=10;
}while(num>0);
reverse(s.begin(),s.end());
out<<s;
return out;
}
typedef __int128 ll;
void add(int &x,int y){
if((x+=y)>=mod)x-=mod;
}
void del(int &x,int y){
if((x-=y)<0)x+=mod;
}
int dp[2][22][80][50][31][31];
int p[25];
void f1(int &a,int &b,int &c,int &d,int x){
// a=2 b=3 c=5 d=7
if(x==2)a--;
if(x==3)b--;
if(x==4)a-=2;
if(x==5)c--;
if(x==6)a--,b--;
if(x==7)d--;
if(x==8)a-=3;
if(x==9)b-=2;
}
void f2(int &a,int &b,int &c,int &d,int x){
// a=2 b=3 c=5 d=7
if(x==2)a++;
if(x==3)b++;
if(x==4)a+=2;
if(x==5)c++;
if(x==6)a++,b++;
if(x==7)d++;
if(x==8)a+=3;
if(x==9)b+=2;
}
int dfs(int flag,int i,int a,int b,int c,int d){
// if(a<0||b<0||c<0||d<0)return 0;
if(a<0)a=0;
if(b<0)b=0;
if(c<0)c=0;
if(d<0)d=0;
if(i==0){
return (a+b+c+d)!=0;
}
if(dp[flag][i][a][b][c][d]!=-1)return dp[flag][i][a][b][c][d];
int g=9;
if(flag)g=p[i];
int res=0;
for(int x=1;x<=g;x++){
f1(a,b,c,d,x);
add(res,dfs(flag&(x==g),i-1,a,b,c,d));
f2(a,b,c,d,x);
}
// cout<<"flag="<<flag<<" i="<<i<<" a="<<a<<" b="<<b<<" c="<<c<<" d="<<d<<" res="<<res<<"\n";
return dp[flag][i][a][b][c][d]=res;
}
int solve(ll n,int a,int b,int c,int d)
{
if(n==0)return 0;
// cout<<"n="<<n<<"\n";
memset(dp,-1,sizeof(dp));
int t=0;
while(n>0){
t++;
p[t]=n%10;
n/=10;
}
// cout<<"t="<<t<<"\n";
int res=0;
for(int i=t-1;i>=1;i--)add(res,dfs(0,i,a,b,c,d));
add(res,dfs(1,t,a,b,c,d));
return res;
}
int main()
{
long long k;
ll L,R;
cin>>k>>L>>R;
vector<int> cnt;
for(auto x:{2,3,5,7}){
int g=0;
while(k%x==0)k/=x,g++;
cnt.push_back(g);
}
if(k!=1){
cout<<0<<"\n";
return 0;
}
int ans=(R-L+1)%mod;
del(ans,solve(R,cnt[0],cnt[1],cnt[2],cnt[3]));
add(ans,solve(L-1,cnt[0],cnt[1],cnt[2],cnt[3]));
cout<<ans<<"\n";
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 23ms
memory: 664048kb
input:
5 1 20
output:
4
result:
ok single line: '4'
Test #2:
score: 0
Accepted
time: 84ms
memory: 664108kb
input:
5 50 100
output:
19
result:
ok single line: '19'
Test #3:
score: 0
Accepted
time: 64ms
memory: 664108kb
input:
15 11 19
output:
0
result:
ok single line: '0'
Test #4:
score: 0
Accepted
time: 88ms
memory: 664100kb
input:
1 100 100000
output:
99901
result:
ok single line: '99901'
Test #5:
score: 0
Accepted
time: 27ms
memory: 664112kb
input:
1 1 1
output:
1
result:
ok single line: '1'
Test #6:
score: 0
Accepted
time: 60ms
memory: 664144kb
input:
10 800 43021
output:
23570
result:
ok single line: '23570'
Test #7:
score: 0
Accepted
time: 43ms
memory: 664168kb
input:
1125899906842624 1 100000000000000000000
output:
555058180
result:
ok single line: '555058180'
Test #8:
score: 0
Accepted
time: 80ms
memory: 664144kb
input:
187500000 5941554024261918062 17356601866920567143
output:
679191360
result:
ok single line: '679191360'
Test #9:
score: 0
Accepted
time: 84ms
memory: 664168kb
input:
1555848 157165614890794026 49792374427566422833
output:
588832126
result:
ok single line: '588832126'
Test #10:
score: 0
Accepted
time: 72ms
memory: 664100kb
input:
53814924637488000 8378901287491856069 46225409092942057365
output:
964965504
result:
ok single line: '964965504'
Test #11:
score: 0
Accepted
time: 103ms
memory: 664172kb
input:
11814720750000000 8152927138245188051 35351923956338524619
output:
183963359
result:
ok single line: '183963359'
Test #12:
score: 0
Accepted
time: 95ms
memory: 664108kb
input:
6453888000000 4334845344448208535 35982793193772682339
output:
570114022
result:
ok single line: '570114022'
Test #13:
score: 0
Accepted
time: 88ms
memory: 664212kb
input:
90071357282285400 7893548167754114409 27099084703937108974
output:
869822186
result:
ok single line: '869822186'
Test #14:
score: 0
Accepted
time: 116ms
memory: 664160kb
input:
45571065750000 177160749596350425 98884377930460959454
output:
607698665
result:
ok single line: '607698665'
Test #15:
score: 0
Accepted
time: 87ms
memory: 664156kb
input:
1128443962982400 6338876482181492537 40931938533793596007
output:
881168270
result:
ok single line: '881168270'
Test #16:
score: 0
Accepted
time: 43ms
memory: 664208kb
input:
1 1 1
output:
1
result:
ok single line: '1'
Test #17:
score: 0
Accepted
time: 95ms
memory: 664116kb
input:
1412793457031250 2410155470167050095 99063185266833009818
output:
399813226
result:
ok single line: '399813226'
Test #18:
score: 0
Accepted
time: 96ms
memory: 664156kb
input:
67722117120000 8909573534349989418 73129289758235281558
output:
898227227
result:
ok single line: '898227227'
Test #19:
score: 0
Accepted
time: 107ms
memory: 664108kb
input:
472055808000 6809917603531307093 27494416416722163137
output:
379198478
result:
ok single line: '379198478'
Test #20:
score: 0
Accepted
time: 75ms
memory: 664108kb
input:
19353600000 8687492345912514346 24058039408337150852
output:
250715555
result:
ok single line: '250715555'
Test #21:
score: 0
Accepted
time: 79ms
memory: 664108kb
input:
47855420020225440 6150828649270625443 84863934988301168136
output:
665186711
result:
ok single line: '665186711'
Test #22:
score: 0
Accepted
time: 84ms
memory: 664160kb
input:
1382400000 9545797804645162278 70441077437727026904
output:
278230087
result:
ok single line: '278230087'
Test #23:
score: 0
Accepted
time: 83ms
memory: 664180kb
input:
816293376 2952089614708276156 10939708785225040670
output:
120954190
result:
ok single line: '120954190'
Test #24:
score: 0
Accepted
time: 76ms
memory: 664108kb
input:
4185097875 1348426133484952253 56617823359794500344
output:
773995224
result:
ok single line: '773995224'
Test #25:
score: 0
Accepted
time: 95ms
memory: 664180kb
input:
5828945117184 7777082394971366991 63470232991138132969
output:
678496908
result:
ok single line: '678496908'
Test #26:
score: 0
Accepted
time: 87ms
memory: 664220kb
input:
16184770560 3869053219872876321 94590086601168840932
output:
168181821
result:
ok single line: '168181821'
Test #27:
score: 0
Accepted
time: 32ms
memory: 664100kb
input:
2 1 12
output:
6
result:
ok single line: '6'
Test #28:
score: 0
Accepted
time: 96ms
memory: 664160kb
input:
30146484375 290228705524339176 51853415145287716863
output:
229436627
result:
ok single line: '229436627'
Test #29:
score: 0
Accepted
time: 84ms
memory: 664160kb
input:
2072513819443200 3726664558969607832 42501102605103061370
output:
947952932
result:
ok single line: '947952932'
Test #30:
score: 0
Accepted
time: 75ms
memory: 664156kb
input:
9920232000000000 4602219263214498291 80783137037024823899
output:
846877519
result:
ok single line: '846877519'
Test #31:
score: 0
Accepted
time: 87ms
memory: 664216kb
input:
97200000000000000 9310820760839688870 35322929083473756214
output:
936587432
result:
ok single line: '936587432'
Test #32:
score: 0
Accepted
time: 63ms
memory: 664112kb
input:
45209390625 5752361069878044328 64635325028527078951
output:
578047592
result:
ok single line: '578047592'
Test #33:
score: 0
Accepted
time: 92ms
memory: 664212kb
input:
54442233216000 2452030574225118723 90982734056131320662
output:
417646585
result:
ok single line: '417646585'
Test #34:
score: 0
Accepted
time: 91ms
memory: 664220kb
input:
1530550080000 7431421026778839808 84825282227911272129
output:
600103842
result:
ok single line: '600103842'
Test #35:
score: 0
Accepted
time: 88ms
memory: 664100kb
input:
13765147361280 4924477486471254843 10002324705150566233
output:
951883713
result:
ok single line: '951883713'
Test #36:
score: 0
Accepted
time: 95ms
memory: 664144kb
input:
59825698242187500 6303744363677706767 91410210495502213963
output:
774734375
result:
ok single line: '774734375'
Test #37:
score: 0
Accepted
time: 83ms
memory: 664100kb
input:
110658879959040 2133591391458550040 48494371567095341228
output:
103505650
result:
ok single line: '103505650'
Test #38:
score: 0
Accepted
time: 91ms
memory: 664156kb
input:
1 3 100
output:
98
result:
ok single line: '98'
Test #39:
score: 0
Accepted
time: 80ms
memory: 664216kb
input:
3160365465600 8968721517098518892 78444481529635953131
output:
364620926
result:
ok single line: '364620926'
Test #40:
score: -100
Wrong Answer
time: 1ms
memory: 3464kb
input:
54838448056132899 4242999884713464056 92948071680698209741
output:
0
result:
wrong answer 1st lines differ - expected: '922087167', found: '0'